Principles of Ectoparasite Control

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Which of the following factors should be considered when choosing a drug for treating an ectoparasitic disease?

Patient safety, nontarget species, and licensing

Duration of action, drug interactions, and host factors (correct)

Spectrum of activity, wetting effect, and cost

Species, age restrictions, and drug action

What is the purpose of regular dagging in reducing myiasis of sheep?

To minimize pasture worm burden

To remove dung and avoid attracting oviposting flies (correct)

To kill parasites and repel flies

To arrest parasite development

What is a potential wider public health implication of an extoparasitic disease?

Drug-related factors

Development of resistance

Mode of application

Zoonotic transmission (correct)

What is a potential concern associated with increasing veterinary parasiticide use?

Development of resistance (C) Signup and view all the answers

Why is it important to consider the effect of wetting when choosing a drug for treating an extoparasitic disease?

It may affect the efficacy of some products (D) Signup and view all the answers

What is the purpose of docking tails in reducing myiasis of sheep?

To remove dung and avoid attracting oviposting flies (D) Signup and view all the answers

What type of parasites can ticks transmit?

Lyme disease and babesiosis (C) Signup and view all the answers

Why should simultaneous use of two products from a single group with similar actions be avoided?

It can lead to drug resistance (B) Signup and view all the answers

What is a potential concern associated with purchasing parasiticides from non-veterinary outlets?

Lack of professional guidance (B) Signup and view all the answers

When controlling ectoparasites, the aim is to

Keep the numbers at reasonable levels (A) Signup and view all the answers

Which stage of the ectoparasite life-cycle is commonly targeted for intervention?

Adults (D) Signup and view all the answers

In the case of blowflies, which stage of the life-cycle is targeted for control?

Larvae (A) Signup and view all the answers

In the control of fleas, which stages of the life-cycle are commonly targeted?

Adults and larvae (D) Signup and view all the answers

Which factor determines whether ectoparasitic diseases are contagious to other animals?

The host's species (C) Signup and view all the answers

Which form of Demodex is contagious in cats?

None of the forms (A) Signup and view all the answers

What are some environmental physical methods of controlling ectoparasites?

Avoiding contact with the parasites (B) Signup and view all the answers

Which of the following is NOT a reason why there is a large market for pharmaceuticals in ectoparasite control?

High cost of chemical control methods (C) Signup and view all the answers

What is the primary reason for controlling ectoparasitic diseases?

To control vectors of zoonotic disease (A) Signup and view all the answers

What determines the choice of stage to target in the life-cycle of ectoparasites?

The species of the parasite (B) Signup and view all the answers

What is a potential concern associated with increasing veterinary parasiticide use?

Development of resistance in parasites (C) Signup and view all the answers

Why is it important to consider the effect of wetting when choosing a drug for treating an ectoparasitic disease?

Wetting can reduce the efficacy of the drug (B) Signup and view all the answers

What is the purpose of regular dagging in reducing myiasis of sheep?

To prevent the entry of blowfly larvae (B) Signup and view all the answers

What type of drug kills parasites by acting as neurotoxins?

Ectoparasiticides (B) Signup and view all the answers

What are some environmental physical methods of controlling ectoparasites?

Using barriers to avoid contact with parasites (B) Signup and view all the answers

What can be done to create conditions unsuitable for ectoparasite live or reproduction?

Changing the host environment (B) Signup and view all the answers

What is a potential wider public health implication of an ectoparasitic disease?

Transmission of zoonotic infections (A) Signup and view all the answers

In the case of blowflies, which stage of the life-cycle is targeted for control?

Larvae (B) Signup and view all the answers

Which of the following factors should be considered when choosing a drug for treating an ectoparasitic disease?

Duration of action and frequency of reapplication (D) Signup and view all the answers

What is a potential concern associated with increasing veterinary parasiticide use?

Development of resistance (B) Signup and view all the answers

What is the purpose of docking tails in reducing myiasis of sheep?

To prevent the infestation of blowflies in the tail area (D) Signup and view all the answers

What type of parasites can ticks transmit?

Lyme disease and babesiosis (C) Signup and view all the answers

What can be done to create conditions unsuitable for ectoparasite life or reproduction?

Removing dung to avoid attracting flies (A) Signup and view all the answers

What is a potential wider public health implication of an ectoparasitic disease?

Zoonotic transmission (B) Signup and view all the answers

Which stage of the ectoparasite life-cycle is commonly targeted for intervention?

Larval stage (C) Signup and view all the answers

What is a potential concern associated with purchasing parasiticides from non-veterinary outlets?

Poor compliance (D) Signup and view all the answers

Which factor determines whether ectoparasitic diseases are contagious to other animals?

Stage of the parasite life-cycle (A) Signup and view all the answers

What is the purpose of regular dagging in reducing myiasis of sheep?

To remove dirty wool around the tail area (D) Signup and view all the answers

What are the importance of ectoparasite disease treatment?

Animal welfare, Economic loss, Vectors of disease, Sources of zoonotic infection Signup and view all the answers

What are the factors to consider for non-chemical control of ectoparasites?

Life-cycle stage, Contagiousness to other species, Species-specificity Signup and view all the answers

What are some environmental physical methods of controlling ectoparasites?

Barriers, Changing host or off-host environment Signup and view all the answers

What are the considerations for targeting different stages of the ectoparasite life-cycle?

Feasibility, Example with blowfly - killing larvae not adult flies, Multiple stages intervention in fleas Signup and view all the answers

What are the conditions unsuitable for ectoparasite life or reproduction?

Changing host or off-host environment Signup and view all the answers

Principles of Ectoparasite Control

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Questions and Answers

Which of the following factors should be considered when choosing a drug for treating an ectoparasitic disease?

What is the purpose of regular dagging in reducing myiasis of sheep?

What is a potential wider public health implication of an extoparasitic disease?

What is a potential concern associated with increasing veterinary parasiticide use?

Why is it important to consider the effect of wetting when choosing a drug for treating an extoparasitic disease?

What is the purpose of docking tails in reducing myiasis of sheep?

What type of parasites can ticks transmit?

Why should simultaneous use of two products from a single group with similar actions be avoided?

What is a potential concern associated with purchasing parasiticides from non-veterinary outlets?

When controlling ectoparasites, the aim is to

Which stage of the ectoparasite life-cycle is commonly targeted for intervention?

In the case of blowflies, which stage of the life-cycle is targeted for control?

In the control of fleas, which stages of the life-cycle are commonly targeted?

Which factor determines whether ectoparasitic diseases are contagious to other animals?

Which form of Demodex is contagious in cats?

What are some environmental physical methods of controlling ectoparasites?

Which of the following is NOT a reason why there is a large market for pharmaceuticals in ectoparasite control?

What is the primary reason for controlling ectoparasitic diseases?

What determines the choice of stage to target in the life-cycle of ectoparasites?

What is a potential concern associated with increasing veterinary parasiticide use?

Why is it important to consider the effect of wetting when choosing a drug for treating an ectoparasitic disease?

What is the purpose of regular dagging in reducing myiasis of sheep?

What type of drug kills parasites by acting as neurotoxins?

What are some environmental physical methods of controlling ectoparasites?

What can be done to create conditions unsuitable for ectoparasite live or reproduction?

What is a potential wider public health implication of an ectoparasitic disease?

In the case of blowflies, which stage of the life-cycle is targeted for control?

Which of the following factors should be considered when choosing a drug for treating an ectoparasitic disease?

What is a potential concern associated with increasing veterinary parasiticide use?

What is the purpose of docking tails in reducing myiasis of sheep?

What type of parasites can ticks transmit?

What can be done to create conditions unsuitable for ectoparasite life or reproduction?

What is a potential wider public health implication of an ectoparasitic disease?

Which stage of the ectoparasite life-cycle is commonly targeted for intervention?

What is a potential concern associated with purchasing parasiticides from non-veterinary outlets?

Which factor determines whether ectoparasitic diseases are contagious to other animals?

What is the purpose of regular dagging in reducing myiasis of sheep?

What are the importance of ectoparasite disease treatment?

What are the factors to consider for non-chemical control of ectoparasites?

What are some environmental physical methods of controlling ectoparasites?

What are the considerations for targeting different stages of the ectoparasite life-cycle?

What are the conditions unsuitable for ectoparasite life or reproduction?

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